Demon Yue of the Black Iron Order

In the eyes of the world, she is a demon with a murderous nature, charming all living beings, crossing the world of demons and demons, riding a fairy bird as a mount, arrogant and arrogant in the world. Only he knows that she can't help herself, often repenting for killing people, turning into a medical woman to help the world, loving her and abandoning her cultivation for her, even if she destroys the world...